'Riffle' definitions:

Definition of 'riffle'

From: WordNet
noun
A small wave on the surface of a liquid [syn: ripple, rippling, riffle, wavelet]
noun
Shuffling by splitting the pack and interweaving the two halves at their corners
verb
Twitch or flutter; "the paper flicked" [syn: flick, ruffle, riffle]
verb
Look through a book or other written material; "He thumbed through the report"; "She leafed through the volume" [syn: flick, flip, thumb, riffle, leaf, riff]
verb
Stir up (water) so as to form ripples [syn: ripple, ruffle, riffle, cockle, undulate]
verb
Shuffle (playing cards) by separating the deck into two parts and riffling with the thumbs so the cards intermix

Definition of 'Riffle'

From: GCIDE
  • Riffle \Rif"fle\ (r[i^]f"f'l), n. [CF. G. riffeln, riefeln, to groove. Cf. Rifle a gun.]
  • 1. (Mining) A trough or sluice having cleats, grooves, or steps across the bottom for holding quicksilver and catching particles of gold when auriferous earth is washed; also, one of the cleats, grooves, or steps in such a trough. Also called ripple. [1913 Webster]
  • 2. A ripple in a stream or current of water; also, a place where the water ripples, as on a shallow rapid. [Local, U. S.]
  • The bass have left the cool depth beside the rock and are on the riffle or just below it. --James A. Henshall. [Webster 1913 Suppl.]